Forty percent of the cost of a matress is the same as one-half the cost of the dress decreased by $30.what is the cost of the mattress?

Which statement best describes the polynomial

The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?